Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geology A line on a chart linking
rock of the sameage (especially as measured using the ratios of lead isotopes)
Etymologies
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Examples
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A 40Ar-39Ar step-heating experiment on the same granodiorite yielded an irregular plateau with an age of 119±9 ka and isochron and inverse isochron ages of 148±50 and 146±35 ka.
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The most direct means for calculating the Earth's age is a Pb/Pb isochron age, derived from samples of the Earth and meteorites.
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With Mishra's factory, you could throw this on that isochron sceptor on the first turn and have some fun. you'd need to wait a turn or two tho. darn.
Quazen 2009
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How can he claim Christians’ view of the world should be connected to the observed real world, and yet arrogantly, scandalously dismiss everything from radiometric isochron dating to thermoluminescence to stellar distances to the complete absence of non-radiogenic nuclides with short half-lives to ice cores to varves to tree rings.
The Conscience of John Mark Reynolds Speaks... - The Panda's Thumb 2007
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